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.Management Sciences
Category: Stoichiometry
The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be______________?
A. Basic
B. More acidic
C. Neutral
D. Of the same acidity
Viscosity of 1 centipoise is equal to 1 Centistoke in case of________________?
A. Water
B. Mercury
C. Carbon tetrachloride
D. None of these
Molar heat capacity of water in equilibrium with ice at constant pressure is_____________________?
A. 0
B. ∞
C. 1
D. None of these
For an ideal gas, the compressibility factor________________?
A. Decreases with pressure rise
B. Is unity at all temperature
C. Is unity at Boyle’s temperature
D. Zero
Molality is defined as the number of gm moles of solute per _____________ of solvent?
A. Litre
B. kg
C. gm.mole
D. gm
In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality ?
A. Use of equation of state
B. Fugacity co-efficient
C. Activity co-efficient
D. None of these
A solution having a pH value of 5 is less acidic than the one having a pH value of 2 by a factor of ________________?
A. 3
B. 100
C. 1000
D. None of these
The vapor pressure of liquids (having similar chemical nature) at any specified temperature ______________ with increasing molecular weight?
A. Increases
B. Decreases
C. Remains unchanged
D. Increases linearly
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